From e8b0d57eb6c98499748b0fdaa5de8f39b36906bd Mon Sep 17 00:00:00 2001
From: Shakker <shakkerdroid@gmail.com>
Date: Mon, 30 Mar 2026 17:43:43 +0100
Subject: [PATCH] test: isolate browser navigation tests from host proxy env

---
 .../src/browser/navigation-guard.test.ts        | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/extensions/browser/src/browser/navigation-guard.test.ts b/extensions/browser/src/browser/navigation-guard.test.ts
index af6e7fba434..16173e1eac0 100644
--- a/extensions/browser/src/browser/navigation-guard.test.ts
+++ b/extensions/browser/src/browser/navigation-guard.test.ts
@@ -1,4 +1,4 @@
-import { afterEach, describe, expect, it, vi } from "vitest";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 import { SsrFBlockedError, type LookupFn } from "../infra/net/ssrf.js";
 import {
   assertBrowserNavigationAllowed,
@@ -13,7 +13,22 @@ function createLookupFn(address: string): LookupFn {
   return vi.fn(async () => [{ address, family }]) as unknown as LookupFn;
 }
 
+const PROXY_ENV_KEYS = [
+  "HTTP_PROXY",
+  "HTTPS_PROXY",
+  "ALL_PROXY",
+  "http_proxy",
+  "https_proxy",
+  "all_proxy",
+] as const;
+
 describe("browser navigation guard", () => {
+  beforeEach(() => {
+    for (const key of PROXY_ENV_KEYS) {
+      vi.stubEnv(key, "");
+    }
+  });
+
   afterEach(() => {
     vi.unstubAllEnvs();
   });